It was named by Anglo-American settlers after General Andrew Jackson who reportedly camped there with his troops on the return trip from the Battle of New Orleans during the War of 1812.
The French were not far behind, for LaSalle, having explored the Mississippi River in 1682, claimed all the lands (stole) drained by it in the name of Louis XIV.
In 1763, at the French and Indian War's end, Spain ceded Florida to Great Britain in exchange for rights in Cuba.
They developed large, prosperous sugar cane plantations based on the labor of hundreds of enslaved African Americans.
Bernardo de Gálvez, Governor of Spanish Luisiana, recruited troops for the surprise attacks and capture of Fort Bute and Baton Rouge, both of which soon capitulated.
Thus, the part of today's Louisiana which is east of the Mississippi River and north of Lake Pontchartrain fell under Spanish control, from about 1780 until 1810.
Their request was honored when, in October 1810, the Florida Parishes area was declared to be part of the Louisiana Purchase and an American possession.